TLV73330PQDBVRQ1 Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock
TLV73330PQDBVRQ1 is an AEC-Q100 qualified automotive-grade capacitor-free 300 mA LDO regulator with a 3.0 V fixed output, 3.5 V to 5.5 V input range, and 125 mV typical dropout voltage. Foldback current limiting protects against short-circuit conditions, and the design operates without an external output capacitor. The 5-pin SOT-23 package suits automotive sensor modules and portable infotainment power rails.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- TLV73330PQDBVRQ1 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1432(MOQ 250)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- AEC-Q100 automotive-qualified LDO for in-vehicle applications
- 300 mA output current with 125 mV typical dropout at full load
- Capacitor-free stable operation eliminates external output capacitor
- Foldback current limiting for short-circuit protection
- 3.5 V to 5.5 V input range (6 V absolute maximum)
- Fixed 3.0 V output in a compact 5-pin SOT-23 package
- Introduced 2018 with a 15-year product lifetime for long-supply-chain automotive programs
Applications
The TLV73330PQDBVRQ1 provides a regulated 3.0 V supply rail for automotive sensor nodes, ADAS processing modules, and in-vehicle infotainment peripherals powered from a 5 V system bus. Its capacitor-free stability simplifies PCB layout and reduces BOM count in space-constrained ECU sub-circuits. AEC-Q100 qualification makes it suitable for chassis, body, and powertrain control units where component reliability over the full automotive temperature range is mandatory.
Specifications
| Pbfree Code | Yes |
| Date Of Intro | 2018-12-01 |
| YTEOL | 15 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.33V |
| Dropout Voltage1-Nom | 0.125V |
| Input Voltage Absolute-Max | 6V |
| Input Voltage-Max | 5.5V |
| Input Voltage-Min | 3.5V |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e4 |
| Line Regulation-Max | 0.001% |
| Load Regulation-Max | 0.025% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 150°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.3A |
| Output Voltage1-Max | 3.042V |
| Output Voltage1-Min | 2.958V |
| Output Voltage1-Nom | 3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Screening Level | AEC-Q100 |
| Surface Mount | YES |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 1.4% |
| Package | SOT23 (5-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Philippines |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TLV73330PQDBVRQ1:
Frequently Asked Questions
Can the TLV73330PQDBVRQ1 operate without an output capacitor, and why does that matter for automotive PCBs?
Yes, the device is designed for capacitor-free stable operation. Eliminating the external output capacitor saves one passive component per power rail, reduces PCB area, and avoids the capacitor derating and lifetime concerns that apply to ceramic capacitors in the automotive temperature range of -40°C to 125°C.
How does the foldback current limit on the TLV73330 protect against a short circuit on the 3.0 V output?
Foldback limiting reduces the output current as the output voltage falls below regulation, so the short-circuit current is lower than the 300 mA rated load current. This limits junction heating in the LDO pass transistor during a fault, preventing thermal destruction even when a direct short is applied to the 3.0 V rail while the input is at 5.5 V.
What is the minimum input voltage for the TLV73330PQDBVRQ1, and does it stay in regulation at a 5 V automotive bus near its minimum tolerance?
The minimum input voltage is 3.5 V. A 5 V automotive bus regulated to ±4% has a worst-case low of 4.8 V, which is 1.8 V above the 3.0 V output — well above the 330 mV maximum dropout voltage — so regulation is maintained throughout normal supply tolerance variation without dropouts.
For an automotive-qualified design, what temperature range does the TLV73330PQDBVRQ1 cover and which quality standard applies?
The device carries AEC-Q100 qualification, which validates reliability to the automotive semiconductor standard. The operating temperature range covers -40°C to 125°C ambient, appropriate for underhood and in-cabin sensor and control modules. The AEC-Q100 qualification level (Grade) should be confirmed against the specific datasheet revision for the design-in application.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 250+ | $0.2337 | $58.42 |
| 500+ | $0.2226 | $111.29 |
| 1000+ | $0.1917 | $191.70 |
| 10000+ | $0.1709 | $1709.00 |
| 100000+ | $0.1432 | $14320.00 |
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